Chapter 4 notes

Chapter 4 notes - 9/12/11 Chapter 4 - How Aerobic Training...

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9/12/11 Chapter 4 - How Aerobic Training Conditions the Cardiorespiratory System o Aerobic training increases oxygen delivery to muscles Hemoglobin is the oxygen carrying red blood cells Plasma also increase with training Plasma is the fluid part of the blood which means that the total volume of blood increase Ventricles of heart become larger and able to hold more blood; Increases stroke volume (hearts ability to pump more blood) o Improves the transfer and use of oxygen Number of mitochondria increases Mitochondria is associated with ATP o Improves Body’s ability to use energy efficiently Stores glycogen Increase body’s ability to use stored fats - Cardiorespiratory Training Adaptations: (table 4.1) - Benefits of Cardiorespiratory Fitness o Decreases risk of disease, including those related to metabolic syndrome (obesity risk-factors) Cardiovascular disease Metabolic Syndrome : a cluster of 3 or more obesity related risk- factors for heart disease and type 2 diabetes
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Chapter 4 notes - 9/12/11 Chapter 4 - How Aerobic Training...

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